300-415 Question #383: Real Exam Question with Answer & Explanation

The correct answer is C: System IP address. A TLOC is uniquely identified from a WAN Edge router to the SD-WAN transport network by the system IP address of the WAN Edge router.

Architecture

Question

How is a TLOC uniquely identified from a WAN Edge router to the SD-WAN transport network?

Options

ASD-WAN site ID
BOMP
CSystem IP address
DVPN ID

Explanation

A TLOC is uniquely identified from a WAN Edge router to the SD-WAN transport network by the system IP address of the WAN Edge router.

Common mistakes.

A. The SD-WAN site ID identifies a logical site, not a specific TLOC on a router.
B. OMP (Overlay Management Protocol) is the routing protocol that advertises TLOCs and routes, but it is not one of the three components that uniquely identify a TLOC itself.
D. A VPN ID identifies a specific VPN segment within the overlay network, not the physical transport location (TLOC) of a router.

Concept tested. TLOC unique identification components

Reference. https://www.cisco.com/c/en/us/td/docs/routers/sdwan/configuration/sdwan-xe-cr-book/sdwan-xe-cr-book_chapter_010.html

Topics

#TLOC identification#System IP#WAN Edge router

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